package com.gong.DesignPattern.OrderPattern;

/**
 * @author GongChang
 * @version 1.0
 * @date 2021/6/24 0024 10:26
 */
public class Stock {

    public void buy(){
        System.out.println("buy commend");
    }

    public void sell(){
        System.out.println("sell commend");
    }
}
